Home / 50,945.36-76,393.44-21,355.25

Finding the Fourth Proportional to 50,945.36, 76,393.44 and 21,355.25

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Solution

The fourth proportional to 50,945.36, 76,393.44 and 21,355.25 is: 32,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,945.36 : 76,393.44 = 21,355.25 : x
  2. Step 2: Convert to fraction form
    50,945.36/76,393.44 = 21,355.25/x
  3. Step 3: Cross multiply
    50,945.36x = 76,393.44 × 21,355.25
  4. Step 4: Simplify right side
    50,945.36x = 1,631,400,627.59
  5. Step 5: Solve for x
    x = 1,631,400,627.59/50,945.36
  6. Step 6: Final answer
    x = 32,022.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.